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Asperflex Original Maximum Strength

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Active ingredient
Menthol 210 mg
Other brand names
Dosage form
Patch
Route
Topical
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2021
Label revision date
October 2, 2025
Active ingredient
Menthol 210 mg
Other brand names
Dosage form
Patch
Route
Topical
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2021
Label revision date
October 2, 2025
Manufacturer
Akron Pharma Inc.
Registration number
M017
NDC root
71399-4461

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Drug Overview

This medication is designed to provide temporary relief from minor aches and pains in muscles and joints. It can be helpful for various conditions, including arthritis, simple backache, strains, sprains, and bruises. If you're experiencing discomfort from these issues, this drug may be a suitable option to consider for alleviating your pain.

Uses

If you're dealing with minor aches and pains in your muscles and joints, this medication can help provide temporary relief. It's effective for discomfort associated with conditions like arthritis, simple backaches, strains, sprains, and bruises.

You can rely on this treatment to ease your pain and help you get back to your daily activities. Remember, it's designed for short-term use to manage these specific types of discomfort.

Dosage and Administration

To use this medication, start by gently folding the patch in half to peel away the center section of the film backing. Once you have exposed the adhesive part, apply it directly to the area where you feel pain. After that, remove the remaining film backing from both sides and press the patch firmly onto your skin. You can apply the patch to the affected area up to 3 to 4 times a day.

If you are using this medication for a child under 12 years old, it’s important to consult a doctor before applying the patch. Always follow these instructions carefully to ensure safe and effective use.

What to Avoid

You should avoid using this product on any wounds, damaged, broken, or irritated skin. It's important not to apply it to these areas, as doing so can lead to complications. Additionally, do not tightly bandage the area or use local heat sources, such as heating pads, while using this product. It's also crucial to refrain from using it at the same time as other topical pain relievers, as this can increase the risk of adverse effects. Always prioritize your safety and follow these guidelines closely.

Side Effects

When using this product, it's important to be aware of potential side effects. You may experience a temporary burning sensation upon application, which usually goes away within a few days. In rare cases, serious burns have been reported, so it's crucial to avoid using the product on wounds, damaged, or irritated skin. Additionally, do not apply more than four patches at a time or use them in skin folds.

If your condition worsens or symptoms persist for more than seven days, or if you notice severe burning, redness, or irritation, you should stop using the product and consult a doctor. Be cautious to avoid contact with your eyes and mucous membranes, and do not use this product alongside other topical pain relievers or apply heat to the treated area.

Warnings and Precautions

This product is for external use only, so please avoid using it on wounds, damaged, broken, or irritated skin. When applying, make sure to follow all directions carefully and avoid contact with your eyes and mucous membranes. Be cautious, as there have been rare reports of serious burns associated with similar products. Do not use heating pads or apply local heat to the area where you use this product, and avoid using it alongside other topical pain relievers.

If you notice that your condition worsens or symptoms last longer than 7 days, or if they clear up and then return within a few days, stop using the product and consult your doctor. Additionally, seek medical advice if you experience severe burning, redness, or irritation, or if you notice signs of skin injury like pain, swelling, or blistering.

In case of accidental ingestion, seek emergency medical help immediately or contact a Poison Control Center at 1-800-222-1222.

Overdose

If you or someone else has swallowed too much of this medication, it’s important to seek medical help immediately. You can contact a Poison Control Center at 1-800-222-1222 for guidance.

Signs of an overdose may include unusual symptoms, but specific details on what to look for are not provided here. Always err on the side of caution and reach out for help if you suspect an overdose has occurred. Your safety is the top priority, so don’t hesitate to get assistance.

Pregnancy Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using this medication. They can provide guidance on whether it’s safe for you and your baby. Always prioritize your health and the health of your child by seeking expert advice.

Lactation Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using any medication. This ensures that you understand any potential risks and can make informed decisions about your health and the health of your baby. Always prioritize open communication with your doctor regarding your breastfeeding journey.

Pediatric Use

If your child is under 12 years old, it's important to consult a doctor before using this medication. For those aged 12 and older, you can apply it to the affected area, but be sure not to exceed 3 to 4 applications in a day. Always follow these guidelines to ensure safe and effective use for your child.

Geriatric Use

When it comes to using this medication in older adults, there is no specific information available about dosage adjustments, safety concerns, or special precautions. This means that if you or a loved one is an older adult, it’s important to consult with a healthcare provider for personalized advice. They can help determine the best approach based on individual health needs and any other medications being taken. Always prioritize open communication with your healthcare team to ensure safe and effective treatment.

Renal Impairment

If you have kidney problems, it's important to know that the information provided does not include specific guidelines for dosage adjustments, special monitoring, or safety considerations related to renal impairment (kidney issues). This means that there are no tailored recommendations for how your treatment may need to change based on your kidney function.

Always consult your healthcare provider for personalized advice and to ensure that your treatment plan is safe and effective for your specific condition. They can help monitor your kidney health and make any necessary adjustments to your medications.

Hepatic Impairment

If you have liver problems, it's important to know that the drug insert does not provide specific information about dosage adjustments, special monitoring, or precautions for your condition. This means that there are no tailored guidelines for how this medication should be used if you have hepatic impairment (issues with liver function).

Before starting any new medication, including this one, you should discuss your liver health with your healthcare provider. They can help determine the best approach for your treatment and ensure your safety.

Drug Interactions

It's important to have open conversations with your healthcare provider about any medications or tests you may be taking. While there are no specific drug interactions or laboratory test interactions noted for this medication, your healthcare provider can help ensure that everything you are taking works well together and is safe for you. Always share your complete list of medications and any health conditions you have to receive the best care possible.

Storage and Handling

To ensure the best performance of your product, store it at room temperature, ideally between 15° and 30°C (59° and 86°F). This temperature range helps maintain the product's effectiveness and safety.

When handling the product, make sure to do so in a clean environment to avoid contamination. Always follow any specific instructions provided for use and disposal to ensure safety and effectiveness.

Additional Information

You should apply this medication topically to the affected area no more than 3 to 4 times a day. If you are pregnant or breastfeeding, it's important to consult a healthcare professional before using this product. Additionally, keep it out of reach of children. If the medication is swallowed, seek medical help or contact a Poison Control Center immediately at 1-800-222-1222.

FAQ

What is the drug indicated for?

The drug is indicated for the temporary relief of minor aches and pains of muscles and joints.

What conditions can this drug help with?

It can help with arthritis, simple backache, strains, sprains, and bruises.

How should adults and children 12 years and older use the patch?

Gently fold the patch in half to remove the center section of film backing, apply the exposed adhesive portion to the site of pain, and do not apply more than 3 to 4 times daily.

What should children under 12 do before using this drug?

Consult a doctor before use.

What precautions should I take when using this product?

Do not apply to wounds, damaged, broken, or irritated skin, and avoid contact with eyes and mucous membranes.

What should I do if I experience a severe burning sensation or irritation?

Stop use and ask a doctor if severe burning sensation, redness, or irritation develops.

What should I do if the condition worsens or symptoms persist?

Stop use and ask a doctor if the condition worsens or symptoms persist for more than 7 days.

Is there any information on teratogenic effects?

No teratogenic effects are mentioned for this drug.

What should I do if the product is swallowed?

Get medical help or contact a Poison Control Center right away if swallowed.

How should I store this drug?

Store at room temperature between 15°-30°C (59°-86°F).

Packaging Info

Below are the non-prescription pack sizes of Asperflex Original Maximum Strength (menthol). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Asperflex Original Maximum Strength.
Details

Drug Information (PDF)

This file contains official product information for Asperflex Original Maximum Strength, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Description

No description information is available for the specified drug.

Uses and Indications

This drug is indicated for the temporary relief of minor aches and pains of muscles and joints associated with various conditions, including arthritis, simple backache, strains, sprains, and bruises.

There are no teratogenic or nonteratogenic effects associated with this drug.

Dosage and Administration

For adults and children aged 12 years and older, the patch should be applied as follows: Gently fold the patch in half to remove the center section of the film backing. The exposed adhesive portion should then be applied directly to the site of pain. After this, the remaining film backing from both sides should be removed, ensuring the patch is fully adhered to the skin. The patch may be applied to the affected area no more than 3 to 4 times daily.

For children under 12 years of age, it is recommended to consult a doctor prior to application.

Contraindications

Use is contraindicated in the following situations:

Application is not permitted on wounds, damaged, broken, or irritated skin due to the risk of exacerbating the condition and causing further irritation. Additionally, the product should not be used in conjunction with other topical analgesics, as this may increase the risk of adverse effects. Tight bandaging or the application of local heat, such as heating pads or medicated patches, to the area of use is also contraindicated, as it may lead to increased absorption and potential toxicity.

Warnings and Precautions

For external use only. This product should not be applied to wounds, damaged, broken, or irritated skin. It is imperative to avoid the use of heating pads or the application of local heat to the area of use.

When utilizing this product, it is essential to adhere strictly to the provided directions. Healthcare professionals should instruct patients to read and follow all warnings and directions on the carton. Contact with the eyes and mucous membranes must be avoided. There have been rare reports of serious burns associated with similar products; therefore, caution is advised.

The product should not be applied to wounds or any compromised skin. Additionally, it is important not to bandage tightly or apply local heat, such as heating pads or medicated patches, to the area of application. Concurrent use with other topical analgesics is contraindicated. Patients may experience a transient burning sensation upon application, which typically resolves within several days. Care should be taken to avoid application in skin folds, and no more than four patches should be used simultaneously.

Patients should be advised to discontinue use and consult a physician if any of the following occur: the condition worsens or symptoms persist for more than seven days; symptoms resolve and then recur within a few days; severe burning sensation, redness, or irritation develops; or signs of skin injury, such as pain, swelling, or blistering, are observed at the application site.

In the event of ingestion, immediate medical assistance should be sought, or contact with a Poison Control Center (1-800-222-1222) is recommended.

Side Effects

Patients using this product should be aware that it is intended for external use only. It should not be applied to wounds, damaged, broken, or irritated skin, nor should it be used in conjunction with heating pads or local heat applications.

During the use of this product, rare cases of serious burns have been reported with similar products. A transient burning sensation may occur upon application; however, this sensation typically resolves within several days. Patients are advised to avoid applying the product into skin folds and to limit the use to no more than four patches at a time.

Patients should discontinue use and consult a healthcare professional if the condition worsens or if symptoms persist for more than seven days. Additionally, if symptoms resolve and then recur within a few days, or if a severe burning sensation, redness, or irritation develops, medical advice should be sought. Signs of skin injury, such as pain, swelling, or blistering at the application site, also warrant immediate consultation with a healthcare provider.

It is important to avoid contact with the eyes and mucous membranes. Patients should not bandage the area tightly or apply local heat, including heating pads, to the site of application. Furthermore, the product should not be used simultaneously with other topical analgesics.

Drug Interactions

There are currently no documented drug interactions associated with this medication. Additionally, there are no known interactions with laboratory tests. As such, no specific recommendations for dosage adjustments or monitoring are necessary at this time.

Packaging & NDC

Below are the non-prescription pack sizes of Asperflex Original Maximum Strength (menthol). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Asperflex Original Maximum Strength.
Details

Pediatric Use

Pediatric patients under 12 years of age should consult a doctor prior to use. For adolescents and children aged 12 years and older, the recommended application is to the affected area no more than 3 to 4 times daily.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments, safety concerns, or special precautions. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any adverse effects or changes in therapeutic response, given the potential for altered pharmacokinetics and pharmacodynamics in this population.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. It is important to assess the potential risks and benefits, as well as any available data regarding fetal outcomes and lactation. Healthcare providers can offer guidance tailored to individual circumstances, ensuring the safety of both the patient and the developing fetus or nursing infant.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is currently no available data regarding the excretion of this medication in human breast milk or its effects on breastfed infants. Therefore, caution is recommended when administering this medication to lactating individuals.

Renal Impairment

Patients with renal impairment have not been specifically addressed in the available prescribing information. There are no dosage adjustments, special monitoring requirements, or safety considerations outlined for individuals with reduced kidney function. Healthcare professionals should exercise caution and consider the lack of data when prescribing to this patient population.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in relation to this drug. Consequently, there are no dosage adjustments, special monitoring requirements, or precautions outlined for individuals with compromised liver function. It is recommended that healthcare providers exercise caution when prescribing this medication to patients with hepatic impairment, given the lack of data on its safety and efficacy in this population. Regular monitoring of liver function may be prudent in these cases, although specific parameters are not defined in the prescribing information.

Overdosage

In the event of an overdosage, immediate medical assistance is crucial. If the substance is ingested, healthcare professionals should advise patients or caregivers to seek medical help or contact a Poison Control Center without delay. The national Poison Control Center can be reached at 1-800-222-1222.

Prompt intervention is essential to mitigate potential adverse effects associated with overdosage. Symptoms may vary depending on the specific substance involved, and healthcare providers should be prepared to assess and manage these symptoms accordingly.

Management procedures may include supportive care and symptomatic treatment, tailored to the individual patient's needs. Continuous monitoring and evaluation are recommended to ensure patient safety and effective recovery.

Nonclinical Toxicology

If pregnant or breast-feeding, it is advised to consult a health professional prior to use.

Rare instances of serious burns have been documented with products of this nature. A transient burning sensation may occur upon application; however, this sensation typically resolves within several days. Users are instructed to discontinue use and seek medical advice if a severe burning sensation, redness, or irritation develops. Additionally, if signs of skin injury such as pain, swelling, or blistering occur at the site of application, it is recommended to stop use and consult a physician.

No information is available regarding carcinogenicity, mutagenicity, or impairment of fertility. Furthermore, there is no data provided on animal pharmacology and toxicology.

Postmarketing Experience

No postmarketing experience details are provided in the insert.

Patient Counseling

Healthcare providers should advise patients to keep the product out of reach of children to prevent accidental ingestion. Instruct patients that if the product is swallowed, they should seek medical help or contact a Poison Control Center immediately at 1-800-222-1222.

Patients should be informed to use the product only as directed and to read and follow all directions and warnings provided on the carton. It is important to emphasize that the product should not come into contact with the eyes or mucous membranes, as this may lead to irritation.

Healthcare providers should make patients aware that rare cases of serious burns have been reported with similar products. Therefore, patients should be cautioned against applying the product to wounds, damaged, broken, or irritated skin. Additionally, they should not bandage the area tightly or apply local heat, such as heating pads or medicated patches, to the site of application.

Patients should be advised not to use the product concurrently with other topical analgesics to avoid potential interactions. A transient burning sensation may occur upon application, but this typically resolves within several days. It is also recommended that patients avoid applying the product into skin folds and not to exceed the use of four patches at a time.

Storage and Handling

The product is supplied in various package configurations, with specific NDC numbers available for identification. It is essential to store the product at room temperature, maintaining a range of 15° to 30°C (59° to 86°F). Proper storage conditions are crucial to ensure the integrity and efficacy of the product.

Additional Clinical Information

The product is administered topically, with a recommended application frequency of no more than 3 to 4 times daily to the affected area. Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. Additionally, it is important to keep the product out of reach of children; if ingested, patients should seek medical assistance or contact a Poison Control Center immediately at 1-800-222-1222.

Drug Information (PDF)

This file contains official product information for Asperflex Original Maximum Strength, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Data Generation & Sources

This page was automatically generated and is maintained by the AllDrugs AI Data-Science Team. It was built from the FDA Structured Product Label (DailyMed) for Asperflex Original Maximum Strength, retrieved by a validated AI data-extraction workflow.

All FDA-listed dosage forms and strengths are shown in the Packaging & NDC Codes section above. Regulatory status appears in the Summary Information panel above and was verified in the FDA National Drug Code directory and the NSDE NDC Directory daily file.

Note: an automated daemon monitors NSDE checksums; when the record for this NDC changes, the new file is pulled instantly and this page is refreshed.

No human clinician has reviewed this version.

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Orange Book data shown on this page are limited to Regulatory Status (Rx), Established Pharmacologic Class (EPC), and Mechanism of Action (MoA).

Regulatory data notice: Information on this page is reproduced verbatim from FDA public databases (NSDE, Orange Book, Purple Book, DailyMed SPL). NDA/ANDA drugs are FDA-approved, BLA biologics are FDA-licensed. Inclusion alone does not guarantee current market availability or imply FDA endorsement.

Medical disclaimer: This AI-generated content is provided for educational purposes only and does not constitute medical advice. Always consult a licensed healthcare professional for diagnosis or treatment decisions.